CakePHP convension
http://book.cakephp.org/2.0/en/getting-started/cakephp-conventions.html
CakePHP Blog
http://book.cakephp.org/2.0/en/tutorials-and-examples/blog/blog.html
http://book.cakephp.org/2.0/en/tutorials-and-examples/blog/part-two.html
